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EPANET (Environmental Protection Agency Network Evaluation Tool) is a public domain, water distribution system modeling software package developed by the United States Environmental Protection Agency's (EPA) Water Supply and Water Resources Division.
It is open-source software and is a widely used, EPA accepted model. [5] DSI continues to develop EFDC using the name EFDC+. Enhancements include adding multithreading capability and more recently full parallel computing with MPI (Message Passing Interface). EFDC+ Explorer is part of the EE Modeling System (EEMS) which includes EFDC+, the ...
English: Chart showing portion of U.S. experiencing extreme precipitation events, as a function of year Data source: Climate Change Indicators: Heavy Precipitation. EPA.gov. U.S. Environmental Protection Agency (April 2021). Archived from the original on 5 February 2022.
By the end of 2016, 30% of California had emerged from the drought, mainly in the northern half of the state, while 40% of the state remained in the extreme or exceptional drought levels. [33] Heavy rains in January 2017 were expected to have a significant benefit to the state's northern water reserves, despite widespread power outages and ...
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eGRID2019 was released by EPA on February 23, 2021. It contains year 2019 data. eGRID2018 was released by EPA on January 28, 2020 and eGRID2018v2 was released on March 9, 2020. It contains year 2018 data. eGRID2016 was released by EPA on February 15, 2018. It contains year 2016 data. eGRID2014 was released by EPA on January 13, 2017.
Visualization of a buoyant Gaussian air pollutant dispersion plume. To determine ΔH, many if not most of the air dispersion models developed between the late 1960s and the early 2000s used what are known as the Briggs equations. G.A. Briggs first published his plume rise observations and comparisons in 1965. [9]
Michelle, 60, has often sat near former President Bush, 78, at other public events in which all living presidents gather, such as funerals for high-profile U.S. politicians.